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CVE-2025-35430— CISA Thorium insecure downloaded file path validation

Quick assessment

Affected
CISA Thorium
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CISA Thorium是美国网络安全与基础设施安全局（CISA）政府部门的一个高度可扩展的分布式恶意软件分析和数据生成框架。 CISA Thorium 1.1.2之前版本存在安全漏洞，该漏洞源于未充分验证下载文件路径，可能导致远程认证攻击者访问任意文件。

CVSS 5.0 · Medium EPSS 0.47% · P39

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
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I. Basic Information for CVE-2025-35430

Vulnerability Information
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Vulnerability Title
CISA Thorium insecure downloaded file path validation
Source: CVE Program / CVE List V5
Vulnerability Description
CISA Thorium does not adequately validate the paths of downloaded files via 'download_ephemeral' and 'download_children'. A remote, authenticated attacker could access arbitrary files subject to file system permissions. Fixed in 1.1.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
CISA Thorium 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CISA Thorium是美国网络安全与基础设施安全局（CISA）政府部门的一个高度可扩展的分布式恶意软件分析和数据生成框架。 CISA Thorium 1.1.2之前版本存在安全漏洞，该漏洞源于未充分验证下载文件路径，可能导致远程认证攻击者访问任意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
CISA Thorium 1.0.0 ~ 1.1.2 -

II. Public POCs for CVE-2025-35430

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III. Intelligence Information for CVE-2025-35430

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Same Patch Batch · CISA · 2025-09-17 · 7 CVEs total

CVE-2025-35431 5.4 MEDIUM CISA Thorium LDAP injection
CVE-2025-35432 5.3 MEDIUM CISA Thorium does not rate limit account verification email messages
CVE-2025-35436 5.3 MEDIUM CISA Thorium account verification email error handling
CVE-2025-35433 5.0 MEDIUM CISA Thorium does not properly invalidate previously used tokens
CVE-2025-35435 4.3 MEDIUM CISA Thorium download stream divide by zero
CVE-2025-35434 4.2 MEDIUM CISA Thorium does not validate TLS connections to Elasticsearch

IV. Related Vulnerabilities

Same product: Thorium
Same vendor: CISA
Same weakness: CWE-22

V. Comments for CVE-2025-35430

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